+ Add utf8_is_dbc to test for double byte characters

Signed-off-by: Patrick Pokatilo <mail@shyxormz.net>
+ Inserting double byte characters without newlines seems to work

Signed-off-by: Patrick Pokatilo <mail@shyxormz.net>
+ Double byte character support now complete

Signed-off-by: Patrick Pokatilo <mail@shyxormz.net>
Merge pull request #5 from SHyx0rmZ/feature/dbc

Support for double byte characters